Member Avatar for khinelay

Hello ,

My friend got this problem . PC restared 5 times. I'v to tell her how to do it.

DRIVER_IRQL_NOT_LESS_OR_EQUAL

technical information:

STOP: 0x00 00 00 D1 (0x00 00 00 00,0x00 00 00 02, 0x00 00 00 00 00,0xEEAC9800
afd.sys - Address EEAC9880 base at EEAB700,DateStamp 41107eb5
Beginning dump of physical memory
Dumping physical memory to disk :42

Thanks in advance,

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  • Latest Post Latest Post by Frank Wallis

Dani AI

Generated

This crash points at the Windows network-layer driver (afd.sys) and therefore narrows troubleshooting to two broad areas: kernel-mode network/filter drivers (third‑party firewalls, VPNs, NIC drivers, packet filters) and underlying system/hardware faults (corrupt system files, disk errors, bad RAM). As reported the dump implicates the network stack, and the suggestions from and are the right starting points — Safe Mode will quickly show whether non‑Microsoft components are involved. ’s report shows the fault can appear even on recently rebuilt/up‑to‑date machines, so both software and hardware checks are needed.

Practical troubleshooting sequence (fastest to more invasive):

  • Boot into Safe Mode (F8). If Windows is stable there, focus on third‑party network software and drivers.
  • Perform a clean boot (msconfig) to disable non‑Microsoft services/startups and narrow the offender.
  • Remove or disable third‑party firewalls, VPN clients, network monitors or protocol filter drivers; then test with the vendor NIC driver (or roll back to a prior working driver).
  • Repair system and disk errors and verify system files.

Useful commands to run from an elevated prompt or Recovery environment:

chkdsk c: /f /r
sfc /scannow
verifier /standard /all
verifier /reset

Dump-analysis and hardware checks:

  • Collect minidumps from %SystemRoot%\Minidump and analyze with BlueScreenView or WinDbg (use !analyze -v). afd.sys in a dump is often the victim; check the “loaded drivers” list for third‑party filters that were present at the crash.
  • Run Memtest86+ for multiple passes to exclude RAM faults. If possible, disable or replace the NIC (use a USB or PCI spare) to rule out adapter/hardware failure.

Cautions: Driver Verifier will provoke crashes while active — enable it only for short testing and reset it afterwards. Back up important data before running repairs like chkdsk or system restores.

Recommended Answers

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Member Avatar for Frank Wallis

Please give the specifications of your computer.

Following details are required:

Operating System
RAM
Hard Disk

Do you get this error messege during Windows XP boot up or do you get this messege just when you are working on your computer?

Member Avatar for gerbil

Are you fully up-to-date with your sys?
AFD.SYS was the subject of KB951748 in Aug 2008. It is part of the TCPIP stack, a winsock driver involved in networking.
Current version is 5.1.2600.3394 (xpsp_sp2_qfe.080620-1259).

Member Avatar for biggdaddy

I got this error after rebuilding a system and it was fully up to date. Windows XP SP3
512 RAM
250GB Hard Drive

Member Avatar for Frank Wallis

Just reboot your computer in safe mode and tell us what happens their?

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